---
title: "Balaji Kottana (@balajikottana05) | Hashnode"
description: "Data Engineer at Directv. Read the latest articles by Balaji Kottana on Hashnode."
url: "https://hashnode.com/@balajikottana05"
---

@balajikottana05

# Balaji Kottana

@balajikottana05 · Joined March 2025

Data Engineer at Directv

### [From On-Prem to a Modern Data Platform, Part 1: The Architecture End to End](https://datanarratives.hashnode.dev/on-prem-to-modern-data-platform-architecture-snowflake-dbt-airflow?utm_source=hashnode&utm_medium=feed)

Series: Legacy Warehouse to Modern Platform, A Migration Playbook

10 min read · [datanarratives.hashnode.dev](https://datanarratives.hashnode.dev/on-prem-to-modern-data-platform-architecture-snowflake-dbt-airflow?utm_source=hashnode&utm_medium=feed)

[Oct 27](https://hashnode.com/posts/on-prem-to-modern-data-platform-architecture-snowflake-dbt-airflow/6ae02b967282a2df6d72296d)

### [Snowflake Virtual Warehouses in the Enterprise: Workload Pools, Scaling, and Governance](https://datanarratives.hashnode.dev/snowflake-virtual-warehouses-in-the-enterprise-workload-pools-scaling-and-governance?utm_source=hashnode&utm_medium=feed)

In an enterprise data platform, virtual warehouses are not interchangeable compute resources. They are purpose-built instruments — each tuned for the query patterns, memory demands, concurrency profiles, and cost tolerances of the workload it serves.

30 min read · [datanarratives.hashnode.dev](https://datanarratives.hashnode.dev/snowflake-virtual-warehouses-in-the-enterprise-workload-pools-scaling-and-governance?utm_source=hashnode&utm_medium=feed)

[Aug 1](https://hashnode.com/posts/snowflake-virtual-warehouses-in-the-enterprise-workload-pools-scaling-and-governance/6a6d744bf18e47d5c377c9e2)

### [Snowflake Clustering: When It Saves Money, When It Costs You](https://datanarratives.hashnode.dev/snowflake-clustering-cost-roi-cardinality-multi-column?utm_source=hashnode&utm_medium=feed)

Clustering is the most misunderstood cost lever in Snowflake. Teams enable it because it sounds like optimization. They rarely check whether it actually is.

14 min read · [datanarratives.hashnode.dev](https://datanarratives.hashnode.dev/snowflake-clustering-cost-roi-cardinality-multi-column?utm_source=hashnode&utm_medium=feed)

[Jul 4](https://hashnode.com/posts/snowflake-clustering-cost-roi-cardinality-multi-column/6a4987ed6e0c1e5f53cb78f5)

### [Snowflake Micro-Partitions: The storage unit that powers everything](https://datanarratives.hashnode.dev/snowflake-micro-partitions-partition-pruning-column-pruning?utm_source=hashnode&utm_medium=feed)

Understanding micro-partitions is not a Snowflake-specific skill. It is the foundation of how every modern columnar data platform thinks about storage, pruning, and cost.

9 min read · [datanarratives.hashnode.dev](https://datanarratives.hashnode.dev/snowflake-micro-partitions-partition-pruning-column-pruning?utm_source=hashnode&utm_medium=feed)

[Jun 22](https://hashnode.com/posts/snowflake-micro-partitions-partition-pruning-column-pruning/6a38d32828cd7c17da0b371d)

### [The Silent Multiplier: How Snowflake Time Travel Is Quietly Tripling Your Bill](https://datanarratives.hashnode.dev/the-silent-multiplier-snowflake-time-travel-is-quietly-tripling-your-bill?utm_source=hashnode&utm_medium=feed)

The most expensive Snowflake feature is not the one you are actively using. It is the one running silently in the background on every table you forgot to configure. Platform: Snowflake · Enterprise E

20 min read · [datanarratives.hashnode.dev](https://datanarratives.hashnode.dev/the-silent-multiplier-snowflake-time-travel-is-quietly-tripling-your-bill?utm_source=hashnode&utm_medium=feed)

[Jun 14](https://hashnode.com/posts/the-silent-multiplier-snowflake-time-travel-is-quietly-tripling-your-bill/6a2e2dd456c129cdac8e5d67)